Difference between revisions of "Eustachys petraea"
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|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Chloris petraea | |name=Chloris petraea | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Poaceae;Poaceae subfam. Chloridoideae;Poaceae tribe Cynodonteae;Eustachys;Eustachys petraea | |hierarchy=Poaceae;Poaceae subfam. Chloridoideae;Poaceae tribe Cynodonteae;Eustachys;Eustachys petraea | ||
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name=Eustachys petraea | name=Eustachys petraea | ||
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|authority=(Sw.) Desv. | |authority=(Sw.) Desv. | ||
|rank=species | |rank=species | ||
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|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| + | |illustrator=Linda A. Vorobik;Karen Klitz | ||
| + | |illustration copyright=Utah State University | ||
|distribution=Pa.;Ga.;Tex.;La.;Puerto Rico;Virgin Islands;Ala.;N.C.;S.C.;Pacific Islands (Hawaii);Miss.;Fla. | |distribution=Pa.;Ga.;Tex.;La.;Puerto Rico;Virgin Islands;Ala.;N.C.;S.C.;Pacific Islands (Hawaii);Miss.;Fla. | ||
|reference=None | |reference=None | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V25/V25_814.xml |
|subfamily=Poaceae subfam. Chloridoideae | |subfamily=Poaceae subfam. Chloridoideae | ||
|tribe=Poaceae tribe Cynodonteae | |tribe=Poaceae tribe Cynodonteae | ||
Latest revision as of 18:59, 11 May 2021
Culms 20-100 cm, erect, or decumbent and rooting at the nodes. Blades (2)5-8(26) cm long, 4-10 mm wide, folded, apices obtuse. Panicles with (1)4-6(11) branches; branches 2-11.5 cm. Spikelets 1.5-2.1 mm; florets 2-3. Lower glumes 1-1.7 mm, apices acute; upper glumes 1.5-1.8 mm, obovate, bilobed, lobes acute or obtuse, awned from between the lobes, awns 0.3-0.9 mm; calluses glabrous or with a few hairs, hairs to 0.3 mm; lowest lemmas 1.5-2 mm, ovate, dark brown at maturity, lateral veins and keels with appressed, brown hairs, hairs to 0.4 mm, apices mucronate; second lemmas about 1 mm, broadly cuneate, occasionally mucronate, apices rounded or truncate. Caryopses 1-1.2 mm. 2n = 40.
Distribution
Pa., Ga., Tex., La., Puerto Rico, Virgin Islands, Ala., N.C., S.C., Pacific Islands (Hawaii), Miss., Fla.
Discussion
Eustachys petraea grows on dunes and open sandy areas and along roadsides and salt and brackish marshes. Its range extends south from the United States through Mexico to Panama.
Selected References
None.